PLAI.chat is private by design: chat history lives in localStorage on your device. Free-tier access needs no account. Optional Zero Data Retention mode for premium models that do not retain prompts.
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Start Private AI Chat →No server-side chat archive. Clear your browser data and it is gone.
Privacy here means where your history lives — and what models are allowed to retain:
Most “private AI” pages still keep a cloud copy of every prompt under your account. PLAI.chat separates the product story from that pattern:
Conversations are written to your browser storage. Closing the tab does not upload a transcript archive to PLAI.chat for later sync.
Anonymous free-tier use has no email to attach prompts to. That is a stronger default than “we pinky-promise not to look.”
When you need stricter provider policies, ZDR mode limits the catalog to models that advertise no retention for training or long-lived logs.
Inference still goes through our proxy to model providers. Infrastructure security logs (IP-level rate limits) exist. Private chat here means no PLAI.chat-side conversation archive and optional ZDR — not a local offline LLM running on your GPU.
| Product | Where chat history lives | Notes |
|---|---|---|
| PLAI.chat | ✓ Browser localStorage by default | Optional ZDR; free tier without account |
| ChatGPT | Cloud account history | Retention & training controls are account settings |
| Claude.ai | Cloud account history | Email login required |
| Gemini | Tied to Google account | Activity controls in Google account |
| Poe / ChatHub | Account-linked history | Signup required for primary use |
Health, legal, or financial prompts you do not want sitting in a vendor chat archive.
Ideate without parking internal phrasing in a third-party history synced forever.
Use a library or hotel browser, then wipe site data when you leave.
Compare GPT, Claude, and Gemini without opening three privacy policies.
Clearing browser storage clears the chat record on that device.
Turn on Zero Data Retention for premium workflows that require stricter provider terms.
Private AI chat means your conversation history is stored in the browser, not in a PLAI.chat server-side chat archive. Free-tier use needs no account. Optional Zero Data Retention mode restricts which models you can call.
No. To get an answer, the prompt is sent to the selected model provider through PLAI.chat’s proxy. “Private” here is about history storage and retention policy — not about running a fully local LLM with no network.
For chat history location, yes by default: PLAI.chat keeps transcripts in the browser. ChatGPT keeps them in your OpenAI account unless you change settings. Compare training/retention terms per model when using ZDR.
Yes for free-tier models. Premium models, web search, image generation, and ZDR require a lightweight sign-in for billing and policy controls.
ZDR mode filters the model list to options that do not retain prompts for training or long-lived provider logs, according to their published policies. It is opt-in and intended for sensitive premium work.
Browser-local history. 300+ models. Optional Zero Data Retention.
Open PLAI.chat →